<foreach name="navlist" item="nav_vo">
    <li class="dropDown_hover top_nav" nav_id="{$nav_vo['nav_id']}">
        <a url="{$nav_vo['group']}"><i class="Hui-iconfont">{$nav_vo['nav_ico']}</i>
            {$nav_vo['nav_name']}
        </a>
    </li>
</foreach>